Equipment unit · VIN-decoded · NHTSA vPIC

2012 Peterbilt 386

1XPHD79X7CD169668 · Truck-Tractor · TRUCK
Carriers run under2
35 mo
Inspections23
all-time
OOS inspections5
of 23
First seenSep 28, 2023
TX
Last seenAug 5, 2026
US
Inspected under 2 different carriers in 35 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPHD79X7CD169668
Make
Peterbilt
Model
386
Model year
2012
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 14, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
1XP

Deterministic · VIN positions 1–3.

Vehicle descriptor section
HD79X

Deterministic · VIN positions 4–8.

Check digit
7 · valid

Deterministic · position 9; calculated value 7.

Model year candidates
1982 or 2012

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
169668

Deterministic · positions 12–17 for a North American WMI.

Sourced platform inference

The prefix store publishes only at support ≥ 3 and purity ≥ 90%. Prefix confidence is shown beside every established platform claim.

Make
PETERBILT

Prefix basis · 31 decoded VINs at 100.0% prefix purity.

Model
386

Prefix basis · 31 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

Generation
Not established

No sourced generation label is established.

No source established for this field.

Cab type
Not established

No sourced cab label is established.

No source established for this field.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2012

Observed directly for this VIN via NHTSA vPIC.

Observed make
PETERBILT

Observed directly for this VIN via NHTSA vPIC.

Observed model
386

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Truck-Tractor

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRUCK

Observed directly for this VIN via NHTSA vPIC.

GVWR
Class 8: 33,001 lb and above (14,969 kg and above)

Observed directly for this VIN via NHTSA vPIC.

Not established

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Sep 28, 2023 – Aug 5, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 5, 2026USIII · Driver-only1OOSINTERNATIONAL QTXPRESS LLC 322701535AU2C/MX
Apr 10, 2026AZI · Full0INTERNATIONAL QTXPRESS LLC 3227015J3A2K3/AZ
Apr 3, 2026AZI · Full1INTERNATIONAL QTXPRESS LLC 3227015J3A2K3/AZ
Oct 7, 2025AZI · Full2INTERNATIONAL QTXPRESS LLC 32270159TA8W1/AZ
Oct 4, 2025USII · Walk-around1INTERNATIONAL QTXPRESS LLC 32270159TA8W1/AZ
Sep 30, 2025AZI · Full3OOSINTERNATIONAL QTXPRESS LLC 32270159TA8W1/AZ
Jul 10, 2025AZII · Walk-around0INTERNATIONAL QTXPRESS LLC 32270159TA8W1/AZ
Jun 26, 2025USII · Walk-around5INTERNATIONAL QTXPRESS LLC 3227015R727518/TX
Jun 3, 2025USII · Walk-around7INTERNATIONAL QTXPRESS LLC 3227015R727518/TX
Nov 5, 2024AZII · Walk-around1INTERNATIONAL QTXPRESS LLC 3227015R727518/TX
Sep 4, 2024AZI · Full1INTERNATIONAL QTXPRESS LLC 3227015R727518/TX
Aug 13, 2024USII · Walk-around1INTERNATIONAL QTXPRESS LLC 3227015R727518/TX
Jul 16, 2024AZII · Walk-around6INTERNATIONAL QTXPRESS LLC 3227015R727518/TX
Jul 12, 2024USII · Walk-around6INTERNATIONAL QTXPRESS LLC 3227015R727518/TX
Jul 11, 2024USII · Walk-around3INTERNATIONAL QTXPRESS LLC 3227015R727518/TX
Jul 10, 2024USII · Walk-around3INTERNATIONAL QTXPRESS LLC 3227015R727518/TX
Jun 14, 2024AZI · Full2OOSINTERNATIONAL QTXPRESS LLC 3227015R727518/TX
Jun 10, 2024USII · Walk-around3INTERNATIONAL QTXPRESS LLC 3227015R727518/TX
May 16, 2024TXI · Full5QUALITY TANK SA DE CV 2864600R727518/TX
Feb 14, 2024USI · Full2OOSQUALITY TANK SA DE CV 286460035AU2C/MX
Oct 10, 2023TXI · Full4OOSQUALITY TANK SA DE CV 286460035AU2C/MX
Oct 3, 2023TXI · Full7QUALITY TANK SA DE CV 286460035AU2C/MX
Sep 28, 2023TXI · Full5QUALITY TANK SA DE CV 286460035AU2C/CI
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
INTERNATIONAL QTXPRESS LLC3227015Jun 10, 2024Aug 5, 202618TX
QUALITY TANK SA DE CV2864600Sep 28, 2023May 16, 20245NL
Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.
04

Plate & unit-number history

The same truck under different plate registrations across carriers

PlateState / prov.Unit no.CarrierDate rangeInsp.
35AU2CMX1INTERNATIONAL QTXPRESS LLCAug 5, 2026Aug 5, 20261
J3A2K3AZINTERNATIONAL QTXPRESS LLCApr 3, 2026Apr 10, 20262
9TA8W1AZINTERNATIONAL QTXPRESS LLCJul 10, 2025Oct 7, 20254
R727518TXINTERNATIONAL QTXPRESS LLCJun 10, 2024Jun 26, 202511
R727518TXQUALITY TANK SA DE CVMay 16, 2024May 16, 20241
35AU2CMXQUALITY TANK SA DE CVOct 3, 2023Feb 14, 20243
35AU2CCIQUALITY TANK SA DE CVSep 28, 2023Sep 28, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 14, 2026